{ "data_version": "4.0", "data_type": "CVE", "data_format": "MITRE", "CVE_data_meta": { "ID": "CVE-2023-1295", "ASSIGNER": "security@google.com", "STATE": "PUBLIC" }, "description": { "description_data": [ { "lang": "eng", "value": "A time-of-check to time-of-use issue exists in io_uring subsystem's IORING_OP_CLOSE operation in the Linux kernel's versions 5.6 - 5.11 (inclusive), which allows a local user to elevate their privileges to root. Introduced in b5dba59e0cf7e2cc4d3b3b1ac5fe81ddf21959eb, patched in 9eac1904d3364254d622bf2c771c4f85cd435fc2, backported to stable in 788d0824269bef539fe31a785b1517882eafed93." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "CWE-367 Time-of-check Time-of-use (TOCTOU) Race Condition", "cweId": "CWE-367" } ] } ] }, "affects": { "vendor": { "vendor_data": [ { "vendor_name": "Linux", "product": { "product_data": [ { "product_name": "Linux Kernel", "version": { "version_data": [ { "version_affected": "<=", "version_name": "5.6", "version_value": "5.11" } ] } } ] } } ] } }, "references": { "reference_data": [ { "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=9eac1904d3364254d622bf2c771c4f85cd435fc2", "refsource": "MISC", "name": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=9eac1904d3364254d622bf2c771c4f85cd435fc2" }, { "url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=788d0824269bef539fe31a785b1517882eafed93", "refsource": "MISC", "name": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=788d0824269bef539fe31a785b1517882eafed93" }, { "url": "https://kernel.dance/9eac1904d3364254d622bf2c771c4f85cd435fc2", "refsource": "MISC", "name": "https://kernel.dance/9eac1904d3364254d622bf2c771c4f85cd435fc2" }, { "url": "https://kernel.dance/788d0824269bef539fe31a785b1517882eafed93", "refsource": "MISC", "name": "https://kernel.dance/788d0824269bef539fe31a785b1517882eafed93" }, { "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=b5dba59e0cf7e2cc4d3b3b1ac5fe81ddf21959eb", "refsource": "MISC", "name": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=b5dba59e0cf7e2cc4d3b3b1ac5fe81ddf21959eb" }, { "url": "https://security.netapp.com/advisory/ntap-20230731-0006/", "refsource": "MISC", "name": "https://security.netapp.com/advisory/ntap-20230731-0006/" } ] }, "generator": { "engine": "Vulnogram 0.1.0-dev" }, "source": { "discovery": "UNKNOWN" }, "credits": [ { "lang": "en", "value": "Bing-Jhong Billy Jheng of Starlabs" } ], "impact": { "cvss": [ { "attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1" } ] } }